The metadata below describe the original scanning. Follow the "All Files: HTTP" link in the "View the book" box to the left to find XML files that contain more metadata about the original images and the derived formats (OCR results, PDF etc.). See also the What is the directory structure for the texts? FAQ for information about file content and naming conventions.
Cover-titles: Biologia centrali-americana; or, Contributions to the knowledge of the fauna and flora of Mexico and Central America. Ed. by F. Du Cane Godman and Osbert Salvin
Issued in parts from 1888-1904. From August 1898-1904, edited by F. Du Cane Godman
Imprint information from Anker
Vol. 1: xliv, 512 p., 35 [i.e. 36] leaves of plates (includes 15 and 15a); v.2: , 598 p., 36-54, 54a, 55-58, 58a-b, 59-60 leaves of plates; v. 3: iv, 510, vii,  p., 61-79 leaves of plates
Plates interspersed throughout text, rather than in separate volume as called for by Ayer and Zimmer